DragonFly kernel List (threaded) for 2005-01
Re: strcpy -> strlcpy?
Not to play devil's advocate, but with the contrib framework we have
in place, it shouldn't be much of a trouble to add those in, unless
the GCC guys are ready to merge them.
hmp at freebsd.org
On Tue, 4 Jan 2005, Matthew Dillon wrote:
::If you're interested, we've got some simple modifications in the OpenBSD
::gcc (both 2.95 and 3.3) which checks for these kinds of errors. It
::does need relevant functions like strlcpy(3) to be marked up with
::attributes to indicate which arguments are buffers and which are buffer
::I haven't had a chance to feed these back into gcc, but they should be
::pretty easy to extract from the OpenBSD tree, and are documented here:
::Anil Madhavapeddy http://anil.recoil.org
::University of Cambridge http://www.cl.cam.ac.uk
: Well... I think that might be overkill. I can see where it would help
: people doing large code updates but in all the code I've ever looked at
: in FreeBSD and DragonFly I found that sort of sizeof(pointer) conversion
: error only once or twice, a few years ago in the FreeBSD tree. That just
: isn't enough to justify maintaining a compiler hack for it.
: Matthew Dillon